(19)
(11) EP 2 429 681 A2

(12)

(88) Date of publication A3:
13.01.2011

(43) Date of publication:
21.03.2012 Bulletin 2012/12

(21) Application number: 10775221.4

(22) Date of filing: 30.03.2010
(51) International Patent Classification (IPC): 
B01D 39/18(2006.01)
D21F 11/14(2006.01)
(86) International application number:
PCT/US2010/029230
(87) International publication number:
WO 2010/132151 (18.11.2010 Gazette 2010/46)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

(30) Priority: 14.05.2009 US 466227

(71) Applicant: Weyerhaeuser Nr Company
Federal Way, WA 98063-9777 (US)

(72) Inventors:
  • WESTLAND, John, A.
    Auburn, WA 98001 (US)
  • DODD, Andrew, J.
    Seattle, WA 98102 (US)
  • LUO, Mengkui
    Auburn, WA 98001 (US)
  • SUZUKI, Noriko
    Seattle, WA 98102 (US)
  • WEERAWARNA, Ananda, S.
    Seattle, WA 98125 (US)

(74) Representative: Hayes, Adrian Chetwynd 
Boult Wade Tennant Verulam Gardens 70 Gray's Inn Road
London WC1X 8BT
London WC1X 8BT (GB)

   


(54) FIBRILLATED BLEND OF LYOCELL AND CELLULOSIC LOW DP PULP